Chapter 8 Vocabulary

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Across
  1. 2. changes in length,weight, and the appearance of teeth
  2. 4. nonpermanent teeth
  3. 6. made of bones and teeth
  4. 10. is the use and control of muscles that direct body movements
  5. 12. helps the skeletal frame become sturdy
  6. 14. walking by holding something for support
  7. 15. using hands and knees or hands and feet to move
Down
  1. 1. learning to use and control large muscles
  2. 3. an infants rate of growth slows considerably over time
  3. 5. using arms to pull body across the floor
  4. 7. ability to control small muscles
  5. 8. relative size of body parts
  6. 9. the intentional act of grasping an object
  7. 11. using the thumb in opposition to the forefingers to pick up an object
  8. 13. typical time when a developmental milestone occurs